body {
	background: url(../img/1-1.jpg) no-repeat, url(../img/1-2.jpg) no-repeat right bottom;
}

header {
	margin-bottom: 20px;
}
.section {
	width: 87%;
	margin: 20px auto;
	background: white;
}

nav a {
	text-decoration: none;
	color: #000000;
}

.one {
	background: url(../img/1-3.jpg) no-repeat;
	background-size: cover;
	height: 300px;
	color: white;
	text-align: center;
	line-height: 400px;
	font-size: 25px;
	font-weight: bold;
}

.one span {
	border: 1px solid #fff;
	border-radius: 5px;
	padding: 10px;
}

.two {
	background: linear-gradient(-45deg, red, yellow);
	height: 40px;
}

.three {
	text-align: center;
}

.three h1 {
	background: repeating-linear-gradient(135deg, #fff, #fff 5px, red 0, red 10px);

}

.three div {
	float: left;
	width: 100px;
	height: 100px;
	border-radius: 50%;
	text-align: center;
	line-height: 100px;
	margin: 20px 30px;
}

.three_one {
	background: radial-gradient(circle, #f00, #ff0, #080);
}

.three_two {
	background: repeating-radial-gradient(#fff, #fff 5px, gray 5px, gray 10px);
}

.three_three {
	background: repeating-radial-gradient(#fff, #fff 5px, red 5px, red 10px);
}

footer {
	clear: both;
	background: black;
	color: white;
	padding: 10px;
	text-align: center;
}